diff --git a/Problems/Problem_4/prob4.py b/Problems/Problem_4/prob4.py
new file mode 100644
index 0000000..fe86c23
--- /dev/null
+++ b/Problems/Problem_4/prob4.py
@@ -0,0 +1,15 @@
+def fact(x):
+    if (x == 1):
+        return 1
+    return x*fact(x-1)
+
+def sumOfdig(n):
+    sum = 0
+    while (n>0):
+        temp = n%10
+        n = n//10
+        sum += temp
+    return sum
+
+num = int(input("Enter a number : "))
+print(sumOfdig(fact(num)))